2011 GMC Terrain problems and complaints
Owners have filed 397 complaints with NHTSA about the 2011 GMC Terrain. The most-reported areas: Engine (178), Power Train (76), Unknown Or Other (41).
Key takeaways
- 397 owner complaints on file with NHTSA.
- 11 involve a crash, 8 a fire, 24 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 178 | 45% |
| Power Train | 76 | 19% |
| Unknown Or Other | 41 | 10% |
| Fuel/Propulsion System | 31 | 8% |
| Air Bags | 30 | 8% |
| Electrical System | 29 | 7% |
| Visibility/Wiper | 28 | 7% |
| Engine And Engine Cooling | 22 | 6% |
| Electronic Stability Control (esc) | 21 | 5% |
| Vehicle Speed Control | 18 | 5% |
| Fuel System | 17 | 4% |
| Gasoline | 17 | 4% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2011 GMC Terrain SUV AWD | 4/5 | 4/5 | 5/5 | 4/5 |
| 2011 GMC Terrain SUV FWD | 4/5 | 4/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Exterior Lighting - filed 2026-06-03
No warning before headlights gave up
Engine - filed 2025-09-20
We have 2011 GMC Terrain. We bought it used so we have only had it a couple years. We noticed it seemed to be using a little more oil but then we were told to keep watch on it. My husband did. Then one day while I was driving it I thought I had heard a faint clicking noise. I said that car isn’t going anywhere until i...
Electrical System - filed 2025-08-21
Odometer Fraud. The contact purchased a 2011 GMC Terrain. The contact discovered that there was a mileage discrepancy after the purchase. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 87,000, and at the time of registration, it was discovered that the mileage was 200,000.
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More for the 2011 GMC Terrain
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.